Table 3 Indicators of the agreement between the calculated values of Eqs. 6 using 8 and the experimental densities reported in Tables S2–S5 Numbers in italics correspond to model results using 296.15 K in calculations
From: Composition dependent density of ternary aqueous solutions of ionic surfactants and salts
Model used for binary salt system | r^{2,a} | SSE^{a} (kg m^{− 3}) | MSSE^{a} (kg m^{− 3}) |
---|---|---|---|
NaOct–NaCl (N= 26, this work). Temperature used in calculations: 299.15 K | |||
Rogers and Pitzer (1982) | 0.9988 0.9955 | 4.78 38.34 | 0.19 1.37 |
Archer (1992) | 0.9985 0.9940 | 5.96 51.78 | 0.24 1.85 |
Rowe and Chou (1970) | 0.9981 0.9941 | 7.44 50.53 | 0.30 1.81 |
NaDec–NaCl (N= 26, this work) Temperature used in calculations: 300.15 K | |||
Rogers and Pitzer (1982) | 0.9945 0.9507 | 3.69 33.30 | 0.15 1.33 |
Archer (1992) | 0.9941 0.9398 | 3.95 40.61 | 0.16 1.62 |
Rowe and Chou (1970) | 0.9918 0.9307 | 5.53 19.39 | 0.22 1.87 |
NaDod–NaCl (N= 40, this work) Temperature used in calculations: 302.15 K | |||
Rogers and Pitzer (1982) | 0.9290 0.3128 | 13.30 128.71 | 0.34 3.30 |
Archer (1992) | 0.9276 0.2709 | 13.55 136.56 | 0.35 3.50 |
Rowe and Chou (1970) | 0.6146 -0.3841 | 72.19 259.24 | 1.85 6.65 |
NaDS–NaCl (N= 78 Kushner et al. 1952) Temperature used in calculations: 296.15 K | |||
Rogers and Pitzer (1982) | 0.9957 | 0.66 | 0.009 |
Archer (1992) | 0.9921 | 1.21 | 0.016 |
Rowe and Chou (1970) | 0.9598 | 6.94 | 0.090 |